%0 Journal Article %A Hechmi Ben Messaoud %A Marwa Layouni %T On Gradations of Decomposable Kac-Moody Lie Algebras by Kac-Moody Root Systems %J Journal of Lie Theory %D 2022 %P 937-971 %V 32 %N 4 %U http://geodesic.mathdoc.fr/item/JOLT_2022_32_4_a2/ %F JOLT_2022_32_4_a2